package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    /**
     * 动态条件查询
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 修改购物车菜品数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 将菜品或套餐添加到购物车
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time, number) " +
            "values " +
            "(#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime},#{number})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 删除购物车菜品
     * @param id
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void delete(Long id);

    /**
     * 清空购物车
     */
    @Delete("delete from shopping_cart where user_id = #{id}")
    void clean(Long id);
}
